1173 	struct usbdevfs_bulktransfer bulk;  in proc_bulk()  local
1179 	if (copy_from_user(&bulk, arg, sizeof(bulk)))  in proc_bulk()
1181 	ret = findintfep(ps->dev, bulk.ep);  in proc_bulk()
1187 	if (bulk.ep & USB_DIR_IN)  in proc_bulk()
1188 		pipe = usb_rcvbulkpipe(dev, bulk.ep & 0x7f);  in proc_bulk()
1190 		pipe = usb_sndbulkpipe(dev, bulk.ep & 0x7f);  in proc_bulk()
1191 	if (!usb_maxpacket(dev, pipe, !(bulk.ep & USB_DIR_IN)))  in proc_bulk()
1193 	len1 = bulk.len;  in proc_bulk()
1204 	tmo = bulk.timeout;  in proc_bulk()
1205 	if (bulk.ep & 0x80) {  in proc_bulk()
1206 		if (len1 && !access_ok(bulk.data, len1)) {  in proc_bulk()
1218 			if (copy_to_user(bulk.data, tbuf, len2)) {  in proc_bulk()
1225 			if (copy_from_user(tbuf, bulk.data, len1)) {  in proc_bulk()